Drone threat declared in Leningrad region after Ukrainian drones downed

A drone threat has been declared in the Leningrad region, according to Governor Alexander Drozdenko, who also warned of possible slower mobile internet speeds. The alert was issued on October 16, with four Ukrainian drones shot down over the region overnight. The same threat level was active in the area on the same date. Across Russia, 644 Ukrainian drones were destroyed overnight, including about 50 over the Rostov region, where one person was injured. All Moscow airports were closed, causing over 200 flight cancellations or delays.